[1] : The Collaborative International Dictionary of English v.0.48

cannula \can"nula\, n. l. cannula a small tube of dim. of
   canna a reed, tube. surg.
   a small tube of metal, wood, or india rubber, used for
   various purposes, esp. for injecting or withdrawing fluids.
   it is usually associated with a trocar. written also
   canula.
   1913 webster
see also:
canula 

[2] : WordNet (r) 2.0

cannula
     n : a small flexible tube inserted into a body cavity for
         draining off fluid or introducing medication

Cannula >> C Words
Cannula, definition of term: Cannula
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